Table 1.

Expected frequencies of specific cell types from FNAs

Cell type	V2 (% of lymphocytes)	V3 (% of lymphocytes)
GC Tfh cells	0.04–1.58	0.34–3.08
GC B cells	0.01–4.03	0.26–8.22
S+ RBD- GC B cells	0.00–0.87	0.03–1.87
S+ RBD+ GC B cells	0.00–0.19	0.00–1.17
S+ RBD- MBCs	0.00–0.04	0.01–0.05
S+ RBD+ MBCs	0.00–0.01	0.00–0.03
Plasmablasts	0.01–0.11	0.05–1.00
S+RBD- Plasmablasts	0.00–0.01	0.00–0.03
S+ RBD+ Plasmablasts	0.00–0.00	0.00–0.01

Expected frequencies of the denoted cell types as measured from immunocompetent donors at V2 and V3 as detailed in Lederer et al. (2022).¹